| Patent | Date |
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Crystalline intergrowth material of silicoaluminophosphate having two intergrown phases
Grant 7,914,760 - Mertens , et al. March 29, 2 | 2011-03-29 |
Crystalline intergrowth material, its synthesis and its use in the conversion of oxygenates to olefins
Grant 7,622,624 - Mertens , et al. November 24, 2 | 2009-11-24 |
Stabilizing catalyst activity during catalyst regeneration
Grant 7,619,128 - Xu , et al. November 17, 2 | 2009-11-17 |
Increasing ethylene and/or propylene production in an oxygenate to olefins reaction systems
Grant 7,465,845 - Xu , et al. December 16, 2 | 2008-12-16 |
Molecular sieve catalyst composition, its making and use in conversion processes
Grant 7,453,020 - Chang , et al. November 18, 2 | 2008-11-18 |
Molecular sieve catalyst composition, its making and use in conversion processes
Grant 7,449,611 - Chang , et al. November 11, 2 | 2008-11-11 |
Low metal content catalyst compositions and processes for making and using same
Grant 7,332,636 - Xu , et al. February 19, 2 | 2008-02-19 |
Maintaining molecular sieve catalytic activity under water vapor conditions
Grant 7,309,806 - Loezos , et al. December 18, 2 | 2007-12-18 |
Method of shutting down a reaction system
Grant 7,276,149 - Beech , et al. October 2, 2 | 2007-10-02 |
Method of starting up a reaction system
Grant 7,259,287 - Beech , et al. August 21, 2 | 2007-08-21 |
Fines co-feed for maintaining efficient reactor hydrodynamics
Grant 7,223,896 - Martens , et al. May 29, 2 | 2007-05-29 |
Low metal content catalyst compositions and processes for making and using same
App 20070072767 - Xu; Teng ; et al. | 2007-03-29 |
Low metal content catalyst compositions and processes for making and using same
Grant 7,125,821 - Xu , et al. October 24, 2 | 2006-10-24 |
Stabilizing catalyst activity during catalyst regeneration
App 20060217581 - Xu; Teng ; et al. | 2006-09-28 |
Selectively removing undesirably sized catalyst particles from a reaction system
Grant 7,090,081 - Vaughn , et al. August 15, 2 | 2006-08-15 |
Molecular sieve catalyst composition, its making and use in conversion processes
App 20060173230 - Chang; Yun-Feng ; et al. | 2006-08-03 |
Molecular sieve catalyst composition, its making and use in conversion processes
App 20060173229 - Chang; Yun-Feng ; et al. | 2006-08-03 |
Increasing ethylene and/or propylene production in an oxygenate to olefins reaction systems
App 20060135834 - Xu; Teng ; et al. | 2006-06-22 |
Reducing temperature differences within the regenerator of an oxygenate to olefin process
Grant 7,053,260 - Xu , et al. May 30, 2 | 2006-05-30 |
Maintaining molecular sieve catalytic activity under water vapor conditions
App 20060079724 - Loezos; Peter N. ; et al. | 2006-04-13 |
Maintaining molecular sieve catalytic activity under water vapor conditions
Grant 7,015,174 - Loezos , et al. March 21, 2 | 2006-03-21 |
Fines co-feed for maintaining efficient reactor hydrodynamics
App 20050245781 - Martens, Luc R.M. ; et al. | 2005-11-03 |
Method of protecting SAPO molecular sieve from loss of catalytic activity
Grant 6,897,179 - Fung , et al. May 24, 2 | 2005-05-24 |
Selectively removing undesirably sized catalyst particles from a reaction system
App 20050067326 - Vaughn, Stephen Neil ; et al. | 2005-03-31 |
Processes for formulating catalyst compositions having desirable particle size characteristics
App 20050054516 - Vaughn, Stephen Neil ; et al. | 2005-03-10 |
Low metal content catalyst compositions and processes for making and using same
App 20050054517 - Xu, Teng ; et al. | 2005-03-10 |
Method of starting up a reaction system
App 20050038306 - Beech, James H. ; et al. | 2005-02-17 |
Method of shutting down a reaction system
App 20050035027 - Beech, James H. ; et al. | 2005-02-17 |
Maintaining molecular sieve catalytic activity under water vapor conditions
App 20040260140 - Loezos, Peter N. ; et al. | 2004-12-23 |
Method of protecting SAPO molecular sieve from loss of catalytic activity
App 20040254068 - Fung, Shun Chong ; et al. | 2004-12-16 |
Method for increasing light olefin yield by conversion of a heavy hydrocarbon fraction of a product to light olefins
Grant 6,809,227 - Vaughn October 26, 2 | 2004-10-26 |
Process for converting oxygenates to olefins using molecular sieve catalysts comprising desirable carbonaceous deposits
App 20040105787 - Lattner, James Richardson ; et al. | 2004-06-03 |
Reducing temperature differences within the regenerator of an oxygenate to olefin process
App 20030163010 - Xu, Teng ; et al. | 2003-08-28 |
Method for increasing light olefin yield by conversion of a heavy hydrocarbon fraction of a product to light olefins
App 20020161270 - Vaughn, Stephen Neil | 2002-10-31 |
Method for increasing light olefin yield by conversion of a heavy hydrocarbon fraction of a product to light olefins
Grant 6,455,749 - Vaughn September 24, 2 | 2002-09-24 |
Methods for making catalysts
Grant 6,153,552 - Wachter , et al. November 28, 2 | 2000-11-28 |
Oxygenate conversions using modified small pore molecular sieve catalysts
Grant 6,051,746 - Sun , et al. April 18, 2 | 2000-04-18 |
Process for converting oxygenates to olefins using molecular sieve catalysts comprising desirable carbonaceous deposits
Grant 6,023,005 - Lattner , et al. February 8, 2 | 2000-02-08 |
Use of transition metal containing small pore molecular sieve catalysts in oxygenate conversion
Grant 5,962,762 - Sun , et al. October 5, 1 | 1999-10-05 |
Use of short contact time in oxygenate conversion
Grant 5,952,538 - Vaughn , et al. September 14, 1 | 1999-09-14 |
Process for selectively separating hydrogen, or both hydrogen and carbon monoxide from olefinic hydrocarbons
Grant 5,907,076 - Ou , et al. May 25, 1 | 1999-05-25 |
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